﻿using System;
using System.IO;

namespace LabSolutions
{
    class Program
    {
        static void Main(string[] args)
        {
            string input = null;
            using (StreamReader sr = new StreamReader("input.txt"))
            {
                input = sr.ReadToEnd();
            }            
            //string[] inputNumbers = input.Split(' ');
            //double a = double.Parse(inputNumbers[0]);
            double a = double.Parse(input);
            double z1 = ((a + 2) / Math.Sqrt(2 * a) - a / (Math.Sqrt(2 * a) + 2) + 2 / (a - Math.Sqrt(2 * a))) * (Math.Sqrt(a) - Math.Sqrt(2)) / (a + 2);
            double z2 = 1 / (Math.Sqrt(a) + Math.Sqrt(2));
            using (StreamWriter sw = new StreamWriter("output.txt"))
            {
                sw.WriteLine(z1.ToString("0.00000"));
                sw.Write(z2.ToString("0.00000"));
            }            
        }
    }
}
